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4bf7d5872e
Upgrade of the IR text tests should be the only thing blocking making typed byval mandatory. Partially done through regex and partially manual.
61 lines
2.3 KiB
LLVM
61 lines
2.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -verify-machineinstrs -mcpu=pwr7 -O2 -fast-isel=false -mattr=-vsx < %s | FileCheck %s
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; RUN: llc -verify-machineinstrs -mcpu=pwr7 -O2 -fast-isel=false -mattr=+vsx < %s | FileCheck -check-prefix=CHECK-VSX %s
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; RUN: llc -verify-machineinstrs -mcpu=pwr9 -O2 -fast-isel=false -mattr=+vsx < %s | FileCheck -check-prefix=CHECK-P9 %s
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; Verify internal alignment of long double in a struct. The double
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; argument comes in GPR3; GPR4 is skipped; GPRs 5 and 6 contain
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; the long double. Check that these are stored to proper locations
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; in the parameter save area and loaded from there for return in FPR1/2.
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target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-v128:128:128-n32:64"
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target triple = "powerpc64-unknown-linux-gnu"
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%struct.S = type { double, ppc_fp128 }
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; The additional stores are caused because we forward the value in the
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; store->load->bitcast path to make a store and bitcast of the same
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; value. Since the target does bitcast through memory and we no longer
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; remember the address we need to do the store in a fresh local
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; address.
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define ppc_fp128 @test(%struct.S* byval(%struct.S) %x) nounwind {
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; CHECK-LABEL: test:
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; CHECK: # %bb.0: # %entry
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; CHECK-NEXT: std 5, -16(1)
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; CHECK-NEXT: std 6, -8(1)
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; CHECK-NEXT: lfd 1, -16(1)
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; CHECK-NEXT: lfd 2, -8(1)
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; CHECK-NEXT: std 6, 72(1)
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; CHECK-NEXT: std 5, 64(1)
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; CHECK-NEXT: std 3, 48(1)
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; CHECK-NEXT: std 4, 56(1)
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; CHECK-NEXT: blr
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;
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; CHECK-VSX-LABEL: test:
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; CHECK-VSX: # %bb.0: # %entry
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; CHECK-VSX-NEXT: std 3, 48(1)
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; CHECK-VSX-NEXT: std 6, 72(1)
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; CHECK-VSX-NEXT: std 5, 64(1)
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; CHECK-VSX-NEXT: std 4, 56(1)
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; CHECK-VSX-NEXT: std 5, -16(1)
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; CHECK-VSX-NEXT: std 6, -8(1)
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; CHECK-VSX-NEXT: lfd 1, -16(1)
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; CHECK-VSX-NEXT: lfd 2, -8(1)
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; CHECK-VSX-NEXT: blr
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;
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; CHECK-P9-LABEL: test:
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; CHECK-P9: # %bb.0: # %entry
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; CHECK-P9-NEXT: mtfprd 1, 5
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; CHECK-P9-NEXT: mtfprd 2, 6
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; CHECK-P9-NEXT: std 6, 72(1)
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; CHECK-P9-NEXT: std 5, 64(1)
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; CHECK-P9-NEXT: std 3, 48(1)
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; CHECK-P9-NEXT: std 4, 56(1)
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; CHECK-P9-NEXT: blr
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entry:
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%b = getelementptr inbounds %struct.S, %struct.S* %x, i32 0, i32 1
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%0 = load ppc_fp128, ppc_fp128* %b, align 16
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ret ppc_fp128 %0
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}
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